diff --git a/openflow_input/ofdpa b/openflow_input/ofdpa
new file mode 100644
index 0000000..47aa11e
--- /dev/null
+++ b/openflow_input/ofdpa
@@ -0,0 +1,7 @@
+#version 4
+
+struct of_oxm_ofdpa_mpls_type : of_oxm {
+    uint32_t type_len == 0xFFFF2E06;
+    uint32_t experimenter_id == 0x1018;
+    uint16_t value;
+};